<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <link rel="stylesheet" href="test14.css">
</head>
<body>
    <div class = "container">
        <div class="header box">Header</div>
        <div class="sidebar box">
          <h1>Blog Posts</h1>
          <a href="blog-post.html">blog-post.html</a>
        </div>
        <div class="content box">Content
            
        </div>
        <div class="footer box">Footer</div>
      </div>
</body>
</html>